Hará unas dos semanas que trabaja aquí.There will be a couple of weeks, he works here.HARÁ, futuro verbo HACER. There’s a use of future which is to use future with a sense of present tense, meaning probability. When we are not sure of something in the present, we use the future. Examples: ¿Qué hora es? No sé, serán las dos. ¿Dónde está Juan? Estará en clase.

Me he vuelto a enamorar de un chico de mi oficina.I felt in love again with a boy from my office.VOLVER A + INFINITIVE. This is a periphrasis, which means to do something one more time. Example: He vuelto a estudiar español.

Me estás dejando a cuadros.You’re stunning me.DEJAR A CUADROS (a alguien) is a expression which means you are surprising so much someone that it is difficult for this person to react.